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Finding the Third Proportional to 998,248 and 2,183,120

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Solution

The third proportional to 998,248 and 2,183,120 is: 4,774,377.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,248 : 2,183,120 = 2,183,120 : x
  2. Step 2: Convert to fraction form
    998,248/2,183,120 = 2,183,120/x
  3. Step 3: Cross multiply
    998,248x = 2,183,120 × 2,183,120
  4. Step 4: Simplify right side
    998,248x = 4,766,012,934,400
  5. Step 5: Solve for x
    x = 4,766,012,934,400/998,248
  6. Step 6: Final answer
    x = 4,774,377.64

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.